Thread: dream folder - fast seperable, fold down
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Old 06-28-11 | 08:07 AM
  #5  
fietsbob
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Joined: Jun 2010
Posts: 43,586
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From: NW,Oregon Coast

Bikes: 8

Consider a Unicycle? Swiss machinist Florian Schlumpf,
has made a 2 speed Uni hub,
2nd gear is 1.5x overdrive, for faster over the road speeds.
as if both a 24" and 36" wheel. or 20",and, 30"
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